Home / 1,838,867.38-2,758,301.06-509,171.38

Finding the Fourth Proportional to 1,838,867.38, 2,758,301.06 and 509,171.38

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Solution

The fourth proportional to 1,838,867.38, 2,758,301.06 and 509,171.38 is: 763,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,867.38 : 2,758,301.06 = 509,171.38 : x
  2. Step 2: Convert to fraction form
    1,838,867.38/2,758,301.06 = 509,171.38/x
  3. Step 3: Cross multiply
    1,838,867.38x = 2,758,301.06 × 509,171.38
  4. Step 4: Simplify right side
    1,838,867.38x = 1,404,447,957,175.66
  5. Step 5: Solve for x
    x = 1,404,447,957,175.66/1,838,867.38
  6. Step 6: Final answer
    x = 763,757.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.